B0021 on CHEVROLET IMPALA
What B0021 Means on Your CHEVROLET IMPALA
Real CHEVROLET IMPALA Owner Reports (Source: NHTSA Complaints Database)
"Car has had service air bag light on for years prior to being inherited. 4 codes were pulled inlcuding: 1. b0021 passenger seat side air bag deployment loop open. 2. b001b passenger pretensioner deployment loop 2 open. 3. b001b passenger pretensioner deployment loop 2 high resistance 4."
"I took my car to auto mall in brattleboro vt for the recall 36110 passenger seat occupant sensing. they had it all day said they fixed it but the airbag light is on and it still doesn't sense anyone in the passenger side seat."
Data from NHTSA Vehicle Complaints Database. All reports are filed by vehicle owners directly with the U.S. Department of Transportation.
Common Causes of B0021 on CHEVROLET IMPALA
Percentages based on NHTSA complaint component analysis for this vehicle.
Complaint Trend by Year
What To Do Next
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1
Check for recalls on YOUR VIN
Go to nhtsa.gov/recalls and enter your VIN. Free repairs if your vehicle is covered.
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2
Get a proper diagnosis
A code alone doesn't tell you the exact failed part. A diagnostic at a shop ($50-$150) pinpoints the root cause before you spend money on parts.
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3
Compare repair quotes
Get 2-3 quotes. Dealer vs independent shop prices often differ 30-50% for the same repair.